The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 02, 1985
Filed:
Aug. 05, 1983
Applicant:
Inventors:
Richard G Bantel, West Allenhurst, NJ (US);
Diane E Herr, Warrenville, IL (US);
Assignees:
AT&T Bell Laboratories, Murray Hill, NJ (US);
American Bell, Inc., Holmdel, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04Q / ;
U.S. Cl.
CPC ...
370 62 ; 370 84 ;
Abstract
An arrangement for conferencing a plurality of data terminals via a data conference bridge. The bridge includes apparatus for negotiating a common set of communication parameters when data terminals having differing capabilities are connected to the same conference. All terminals connected to an existing conference must agree to accept any differing capabilities of a data terminal about to join the conference or the new terminal will be rejected.